The best Unlimited Calling plan from BSNL is Voice Plan 339.
It offers Unlimited Calling to all networks and 2GB Data for 28days.

How can I reach BSNL Customer care for help or feedback in Haryana?

You can reach the customer care of BSNL by dialing the toll free number 18001801503 from any operator landline or mobile other than BSNL. Alternatively, you can dial 1503 from your BSNL mobile or landline to reach customer care.

Which are the BSNL Haryana SMS plans?

Best SMS pack is for INR 83 and is valid for 30 days. It offers you 1650 local and national messages.